GLOSSAKY. 



ABEBEANT, different from the usual 



structure, varying from the ordinary 



type. 



Abortive, imperfectly developed. 

 Acerose, needle-shaped, with a stiff 



point. 

 Achene, a small, hard, dry fruit, which 



does not open spontaneously. 

 Acicular, slender, or needle-shaped. 

 Acrid, harsh, biting. 

 Acuminate, narrow, tapering to a point. 

 Acute, sharply pointed, but not drawn 



out. 

 Albuminous, containing albumen, a form 



of food material stored within the 



seed. 

 Annual, a term applied to plants which 



live for one year only. 

 Anther, v. p. 43. 

 Apex, the growing point of a stem or 



root, the tip of an organ. 

 Apical, at the point of any organ or 



structure. 

 Appendage, a part added to another, e.g., 



leaves are appendages to a stem. 

 Appressed, kept under, lying flat for the 



whole length of the organ. 

 Arborescent, attaining the size or 



character of a tree. 



Aril, a membranous or fleshy seed- 

 covering formed by an expansion of 



the stalk attached to the ovule, 



often brightly coloured. 

 Assimilation, v. p. 39. 

 Auricled, having ear-shaped appendages. 

 Awn, a bristle-like appendage, especially 



occurring in grasses. 

 Axil, the angle formed between the 



branch and trunk, or between the 



stem and the leaf. 

 Axillary, growing in an axil. 

 Axis, an imaginary line, round which the 



organs are developed. Floral axis, 



that part of the stem or branch upon 



which the flowers are borne. 



BAST, the inner, fibrous bark of a tree. 

 Bearded, having tufts of hairs. 

 Berry, a pulpy fruit containing seeds. 

 Biennial, a term used of plants which live 



through two years. 



Blade, the expanded portion of a leaf. 

 Bract, an undeveloped leaf on a flower 



stalk. 



CALYX, v. p. 44. 



Cambium, a layer of growing tissue form- 

 ed between the wood and the bark, 

 producing wood on the inside, and 

 bark on the outside. 



Campanulate, bell-shaped. 



Capitate, arranged in a head. 



Capillary, slender, hair-like. 



Capsule, a dry seed-vessel, which splits 



open spontaneously for the purpose 



of shedding its seeds. 

 Carpel, v. p. 43. 

 Cartilaginous, hard and tough, (as the 



skin of an apple-pip). 

 Catkin, a pendulous spike of flowers, of 



one sex only. 

 Cauline, belonging to the stem, applied 



to leaves borne on the stem, as 



distinct from those that spring near 



the root. 

 Cell, an independent unit of protoplasm, 



usually contained in a membranous 



envelope. 

 Cellulose, the material composing the 



cell wall, the carbohydrate which is 



the basis of paper. 

 Chlorophyll, the green colouring matter 



contained in plant-cells. 

 Cleistogamic, having flowers which never 



expand, and which are necessarily, 



therefore, self-pollinated, v. p. 269. 

 Compressed, more or less flattened. 

 Cone, the fruit of a pine tree, formed of 



woody bracts. 

 Connective, that part of the anther which 



separates the two lobes. 

 Cordate, a term applied to heart-shaped 



leaves, with the petiole at the broad 



end. 



Coriaceous, tough, leathery. 

 Corolla, v. p. 44. 

 Corona, a series of out-growths from the 



corolla, either free or united, which 



may appear like an additional ring of 



petals or stamens. 



Corymb, a flat-topped panicle of flowers. 

 Cotyledon, a seed leaf, the first leaf 



produced by a young plant, v. p. 47. 

 Crenate, a leaf form in which the margin 



is divided into rounded teeth. 

 Cruciferous, in the form of a cross. 

 Cupressoid, cypress-like. 

 Cuticle, the outermost skin covering the 



epidermis. 

 Cyme, a broad and flattened branched 



flower-cluster of which the middle 



flower opens first. 

 Cymose, bearing, or relating to cymes. 



DECIDUOUS, applied to those parts of a 

 flower which fall when the fruit is 

 formed, or to trees whose leaves fall 

 in autumn. 



Decompound, several times divided. 



Decussate, in pairs, alternately at right, 

 angles. 



Deflexed, bent, or turned abruptly down- 

 wards. 



Dehiscent, opening spontaneously when 

 ripe, as seed capsules. - 



440 



